APA引文

Lenggenhager, W. Northwest -- Petroglyphs and pictographs.

Chicago Style (17th ed.) Citation

Lenggenhager, Werner. Northwest -- Petroglyphs and Pictographs.

MLA引文

Lenggenhager, Werner. Northwest -- Petroglyphs and Pictographs.

警告：這些引文格式不一定是100％准確.